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Historic Columbia River Highway, Mosier Twin Tunnels, East of Mosier, Troutdale, Multnomah County, OR

Historic Columbia River Highway, Mosier Twin Tunnels, East of Mosier, Troutdale, Multnomah County, OR

 
 
description

Summary

Significance: The only set of highway tunnels with adits or windows in Oregon. One of the few examples of this type of tunnel in the United States.
Survey number: HAER OR-36-T
Building/structure dates: 1920 Initial Construction
Building/structure dates: 1921 Subsequent Work
Building/structure dates: 1938 Subsequent Work
Building/structure dates: 1953 Subsequent Work
National Register of Historic Places NRIS Number: 83004168

person

Contributors

Historic American Engineering Record, creator
Kern, A D
Oregon Department of Transportation
Elliott, John Arthur
Klein, Roy A
Camillo, C
Pfueller, Lisa M, transmitter
Oregon Department of Transportation, sponsor
Keiffer, Roger, photographer
Norman, James, photographer
Lowe, Jet, photographer
Hadlow, Robert W, historian
place

Location

Mosier (Or.)45.53929, -122.38731
Google Map of 45.5392862, -122.3873133
create

Source

Library of Congress
copyright

Copyright info

No known restrictions on images made by the U.S. Government; images copied from other sources may be restricted. http://www.loc.gov/rr/print/res/114_habs.html